• Title/Summary/Keyword: Scientific Realism

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Investigating 'Model-Dependent Realism' from the Viewpoint of the Traditional Medical Theories Research (한의학 이론 연구의 관점에서 살펴 본 '모형 의존적 실재론')

  • Lee, Choong-Yeol
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.29 no.5
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    • pp.353-360
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    • 2015
  • In a essay that was published on 'Science' in December 2014 as a part of the supplement "The Art and Science of Traditional Medicine," the eastern and western medical theories are discussed with reference to the model-dependent realism suggested by Stephen Hawking and Leonard Mlodinow. This paper examines what the model-dependent realism is, and how it affects the future direction of researches in traditional Korean medical theories. The model-dependent realism holds a meaning in that it puts traditional medical theories in a perspective of models, and allows for application of recent studies in scientific philosophy for researches in traditional medical theories. Especially, the model studies by R. Giere et al. will help elaborate the traditional medical theories from a model perspective. From a model perspective, the 'visceral manifestation', 'meridian and collateral', 'qi-blood', 'eight principles' and 'constitution' theories of traditional medicine have the potentials to develop into valid models, and the traditional medical theory's phenomenological and holistic perspective distinguishes it from western medicine, giving it a competitive edge. In addition, the epistemological pluralism of model-dependent realism can serve as an alternative to relativism or rationalism perspective which put eastern and western medicine in opposition until now.

'Techno-scientific Way of Thinking' on Women's Technoscientific Practices : From Barad's Agential Realistic Perspectives (여성들의 기술과학 실행에 대한 '기술-과학적 방식의 생각하기': 캐런 바라드의 행위적 실재론을 중심으로)

  • Leem, So-Yeon
    • Journal of Science and Technology Studies
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    • v.11 no.2
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    • pp.97-119
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    • 2011
  • This paper, as an initiative to fertilize analyses on women's technoscientific practices, reviews theoretical discussions and empirical studies in-between feminism and STS, mainly owing its thinking technologies to Karen Barad's Agential Realism. The first part of this paper shows that women's technoscientific practices as research sites are not only fertile grounds between STS and feminism but also conflict areas between constructivist theories and feminist politics. The second part proposes Agential Realism as an way of thinking to deal with 'conflicts' between STS and feminism in analytical levels. Agential Realism provides useful conceptual tools for 'techno-scientific ways of thinking' through the reconceptualization of agency, the displacement of agency by accountability, and the configuration of STS analysis as 'apparatus.' The third part finds three examples of 'techno-scientific ways of thinking' on women's technscientific practices from previous feminist STS works, which suggests how to analyze not only women's technoscientific practices but also diverse practices of science, technology, and medicine as follows: follow 'the invisible', account for 'ontological choreography', and 'care' for what is analyzed.

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A Study on Korean Science Teachers' Points of View on Nature of Science (과학교사들의 과학의 본성에 관한 관점 조사)

  • Cho, Jung-Il;Ju, Dong-Ki
    • Journal of The Korean Association For Science Education
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    • v.16 no.2
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    • pp.200-209
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    • 1996
  • Recent literature in science education has emphasized nature of science in science teaching. The theme has been considered to be an important element for scientific literacy.The purpose of this study was to identify Korean science teachers' points of view on topics related to nature of science, such as definition of science, characteristics of scientific hypotheses, scientific theories and scientific laws, and their construction, scientists, and scientific methods. The relevant 13 items were selected from Views on Science-Technology-Society (VOSTS) by the authors for this study. Most teachers perceived science as an exploratory process or problem solving. Some perceived science as an application of knowledge to make this world a better place to live in. Teachers viewed scientific activities as scholastic and individualistic instead of pragmatic or collective. They did not hold clear understandings of the idea that scientific knowledge is subject to change. As identified in previous studies, teachers thought that scientific ideas develop from hypothesis to theories, and finally to scientific laws. They did not show sound understanding of inventiveness of scientific hypotheses and theories, nor discovery of scientific laws. In summary, teachers' major points of view reflected 'realism'. It suggested that they needed to understand nature of science in the ways which it has been described in recent literature of science education, in order to teach science with personal and social contexts.

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Mesocosm as a Scientific Tool for Marine Science: Focused on the Soft-bottom Environment (해양과학에서 mesocosm의 적용 사례 연구: 연성저질환경연구를 위한 도구)

  • Yang, Jae-Sam;Jeong, Yong-Hoon
    • Journal of the Korean Society for Marine Environment & Energy
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    • v.14 no.2
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    • pp.93-106
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    • 2011
  • This review has dealt with definition, size, history, and status of mesocosm, and also discussed several problems and trouble shootings related to the building of mesocosm, and finally will suggest the future directions of this scientific tool. Due to the restriction of the space, the discussion mainly focused on "the mesocosm building for the soft-bottom ecosystem". The mesocosm is defined as "medium-sized, self-sustaining, and man-controllable ecosystem". This type of studies has already initiated since 1960, but nowadays it expands to the diverse fields of science and technologies, such as toxicology, limnology, environmental sciences and engineering, and even geochemistry. As a scientific tool, the mesocosm requires following aspects; replicability, repeatability, and ecological realism or accuracy. Several technical problems have to be solved for the perfect building of mesocosm. They are known as scaling, composition of seawater/sediment, light intensity, turbulence, hydraulic residence time, and top predator. These trouble shootings are provided at the discussion in detail. In the context, I expect two promising directions in the future; 1. Objectivity based on the diverse statistical methodologies, 2. "Living ecosystem modelling" coordinated with the mathematical modelling. With these, the mesocosm will be more powerful tool for the scientists and engineers to investigate the chemical and the ecological responses to the toxic materials and global climate changes.

Study on the Digital Character and Realism in the Digital Age -Focused on the CG Works of the ACM SIGGRAPH Asia- (디지털 시대: 디지털 캐릭터와 리얼리즘 -ACM 시그래프 아시아 출품작을 중심으로-)

  • Choo, Hye-Jin
    • Cartoon and Animation Studies
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    • s.37
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    • pp.439-461
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    • 2014
  • Art has evolved into remarkable changes in its art form maintaining a close link with the contemporary scientific technologies that gave birth to new tools of expression in each era. Animation is an art form in an inextricable connection with technological aspects because it was spawned by the technical background like movies. In this regard, animation is often viewed very strongly by technical advancements in terms of an aesthetic approach. John Whitney Sr., one of the pioneers in computer graphics arts, turned his attention to the new technology called computer graphics as a means to visualize images and movement. The advent of a new medium had a strong influence not only on tools and means for novel expression but also on the gradual shift in thinking about arts and even the audiences' taste. In the 1980s, animation was combined with computer technology and the rapid progress of computer graphic technology opened up the era of new visual aesthetics, Today, the development of digital technology presents a different dimension of realism, either advocating hyperrealism by digital actors or presenting new illusionism by classic cartoon characters emphasized in a distortion or metamorphosis from a real life in order to consolidate animation realism. Based on the two perspectives mentioned above, this study can identify methods of digital character appropriation focused on the works of the ACM SIGGRAPH Asia and find how the relationship between art and technology has changed the digital realism and evolved the digital character as the digital technology has developed.

Trends of Nursing Science Inquiry in Doctoral Dissertations (박사학위논문에 나타난 간호학 탐구경향)

  • 김의숙;김광숙;김대란;김은정;성경미;신현숙;신혜경;이영자;정석희
    • Journal of Korean Academy of Nursing
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    • v.34 no.2
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    • pp.315-323
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    • 2004
  • Purpose: The purpose of this study was to identify the theoretical characteristics and direction of inquiry in the discipline of nursing by analyzing doctoral dissertations. Method: The materials used in this study were 277 doctoral dissertations from five universities in Korea. The framework for the study was derived from Kim's(l993) alternative linkage among philosophy, theory, and method in nursing science. Result: Of the 277 dissertations it was found that there were 13 types of linkages out of a possible 54 types. Most of the dissertations (128 of 277) were done within the linkage of realism/etic/quantitative/explanatory knowledge type. Of the 218 dissertations within scientific realism, 42 were within relativism, and 17 within practicism. There were 134 dissertations of the explanatory knowledge type, 112 descriptive ones, and 31 prescriptive ones. Studies done within the etic quantitative methodology included 209 dissertations and within the emic perspective, 43 with qualitative methodology, and 7 with quantitative. Conclusion: The results show that it is necessary to develop more alternative linkages for nursing practice and this will lead to expanding nursing knowledge.

An Analytical Review on Fatigue of Cancer Patients (암 환자의 피로에 관한 문헌 분석)

  • 이윤정;김달숙
    • Journal of Korean Academy of Nursing
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    • v.32 no.6
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    • pp.897-905
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    • 2002
  • The purpose of this study was to discuss and address the state of the knowledge development and the nature of knowledge regarding fatigue. Method: This study analyzed the 63 fatigue related articles published from 1990 to 2001. The analysis schema was 'Alternative linkages among philosophy, theory, and method for nursing science' (Kim, 1993). Result: The 63 articles had been studied only within 5 types among all 96 types of linkages. Most of the articles (59 among 63 articles) had been studied within scientific realism and deductive logic. Fifty-three articles among 59 articles were the type of explanatory and predictive theory, grasping reality by the etic method on the controlled setting. Conclusion: This study suggests more development of knowledge regarding fatigue with various logics, especially with discovery logic such as inductive and retroductive or methods in multiple designs on various subjects under various philosophy needed for nursing practice.

Van Fraassen on Empirical Equivalence Argument and Interpretations of Space-time (반 프라쎈의 경험동등성 논변과 시공간에 대한 해석)

  • Yang, Kyuong-Eun
    • Korean Journal of Logic
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    • v.15 no.1
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    • pp.85-107
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    • 2012
  • This essay criticizes Van Fraassen's argument for empirical equivalence among competing theories, which is based on his interpretation of Newtonian space-time. I argue that his misleading interpretation of the ontology of absolute space-time results in his ineffective attacks against a residual structure of space-time, absolute velocity. Van Fraassen's argument basically misleads us into empirical equivalence in that his literal reading of Newtonian space-time disregards a variety of aspects of its model.

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Critics on Ludwig Boltzmann's Methodology of Science (루드빅 볼츠만의 과학 방법론에 대한 역사-비판적 검토)

  • Moun, Jean-sou;Lee, Woo-buong
    • Journal of Korean Philosophical Society
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    • v.117
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    • pp.57-84
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    • 2011
  • As for the methodology of physical science, on the one side, Ludwig Boltzmann was declined to Scientific Realist and at the same time Epistemological Idealist. But on the other. He was neither fully nor consistently either one of them, because of rejecting the causal realism of the former and the belief in absolute certainty of the latter. Is there nevertheless any evidence that he had a coherent world view of his own? Yes. In short, he seems to identify his own position with what is called a mind-matter identity theory. In 1897, he supported that psychological processes are identical with certain processes in the brain(realism). And in 1903, he said : "Physics is not separated from psychology. They are only different sides." But Boltzmann did not explain concretely the possibility of this identity. So I tried to construct one theory of identity which is suitable for understanding problems n the physical world, though whether it would work for a full-scale world view which includes both physical and mental phenomena remains problematic. If light phenomena, for example, tend to be measured in terms of some contexts as if light were a wave and in others as if light were a particle, then one may be able to reasonably suppose that light has whatever characteristics in itself which it must have in order to seem like a wave under some conditions of measurement and like a particle in others. If this theory is provisionally to mental phenomena as well, it would mean that reality has those characteristics in itself which it must have to appear as it does to the various faculties of the mind and as it is measured in different physical situations. This is probably not what Boltzmann meant by his theory of identity, since it is very ontological and metaphysical. But in my opinion it is by far the most reasonable identity theory.

The Effect of Instructional Program Using Nott & Wellington's "Your Nature of Science Profile" in Teaching about the Nature of Science for Elementary Preservice Teachers: An Dichotomous Analysis Considering the Method of Science and the Target of Science Simultaneously (과학에 관한 인식 조사 도구를 활용한 교수 프로그램의 효과- 과학의 대상과 과학의 방법을 동시에 고려한 분석 -)

  • Kim, Hye-Kyuong;Kim, Kyoung-Ho
    • Journal of The Korean Association For Science Education
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    • v.16 no.2
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    • pp.121-133
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    • 1996
  • This study investigates the effect of instructional program using Nott & Wellington's" your nature of science profile" to facilitate the understanding about the nature of science for elementary preservice teachers. To do this. this study used posttest only control group design. The students in control group studied the topic by instructional program using textbook and reference book. Experimental group studied by instructional program: (1)evaluating personally one's understanding of the nature of science using Nott and Wellington's "your nature of science profile"; (2)studying the way of understanding the nature of science focusing five dimensions presented in it; (3)knowing other's understanding the nature of science; (4)discussing and evaluating reflectively the various aspect about it. Because the true understanding about the nature of science is not only to know about the method of science but also to know the target of science. We planned to evaluate the effect of instruction by such dichotomous way as evaluating simultaneously the understanding about the method of science and the target of science. Therefore the Questionnaire to evaluate the effect of instruction consisted two pairs of open-ended Questions: first pair is consisted of questions for the representation and judgement of scientific theory, second pair is consisted of questions for components and sources of scientific manipulation of the structure of science. The results of questionnaires by experimental group(n=75) and control group(n=77) are as follows: (1) Analysing responses about first pair of questions in dichotomous way, we identified four different patterns in students' understanding about scientific theory. And the instructional program using Nott & Wellington's "your nature of science profile" is not significantly effective in the distribution of patterns of understanding about scientific theory, but effective in driving out scientifically valid understanding, naturalistic realism, about scientific theory from the students having realistic aspect in representation of scientific theory; (2) Analysing responses about second pair of questions in dichotomous way, we identified five different patterns in students's understanding about structure of science. And the instructional program using Nott & Wellington's "your nature of science profile" is significantly effective in the distribution of patterns of understanding about structure of science, and effective in driving out scientifically valid understanding, dualistic-circular view or dualistic-circular view, about structure of science from the students having dualistic or dualistic aspect in components of structure of science.

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